juplo.de Git - demos/kafka/training/blob - src/main/java/de/juplo/kafka/ApplicationConfiguration.java

   1 package de.juplo.kafka;
   2
   3 import org.apache.kafka.clients.consumer.Consumer;
   4 import org.springframework.boot.autoconfigure.kafka.KafkaProperties;
   5 import org.springframework.boot.context.properties.EnableConfigurationProperties;
   6 import org.springframework.context.annotation.Bean;
   7 import org.springframework.context.annotation.Configuration;
   8
   9 import org.springframework.kafka.core.ConsumerFactory;
  10 import org.springframework.scheduling.annotation.EnableAsync;
  11
  12 import java.util.concurrent.Executor;
  13
  14
  15 @Configuration
  16 @EnableAsync
  17 @EnableConfigurationProperties({ KafkaProperties.class, ApplicationProperties.class })
  18 public class ApplicationConfiguration
  19 {
  20   @Bean
  21   public SimpleConsumer endlessConsumer(
  22       Consumer<String, String> kafkaConsumer,
  23       KafkaProperties kafkaProperties,
  24       ApplicationProperties applicationProperties)
  25   {
  26     return
  27         new SimpleConsumer(
  28             kafkaProperties.getClientId(),
  29             applicationProperties.getTopic(),
  30             kafkaConsumer);
  31   }
  32
  33   @Bean(destroyMethod = "close")
  34   public Consumer<?, ?> kafkaConsumer(ConsumerFactory<?, ?> factory)
  35   {
  36     return factory.createConsumer();
  37   }
  38 }